package co.edu.usbcali.sap.presentation.backEndBeans;

import co.edu.usbcali.sap.exceptions.*;
import co.edu.usbcali.sap.modelo.*;
import co.edu.usbcali.sap.modelo.dto.LineaInvestigacionDTO;
import co.edu.usbcali.sap.presentation.businessDelegate.BusinessDelegatorView;
import co.edu.usbcali.sap.utilities.*;

import com.icesoft.faces.async.render.RenderManager;
import com.icesoft.faces.async.render.Renderable;
import com.icesoft.faces.component.ext.HtmlCommandButton;
import com.icesoft.faces.component.ext.HtmlInputText;
import com.icesoft.faces.component.ext.HtmlInputTextarea;
import com.icesoft.faces.component.selectinputdate.SelectInputDate;
import com.icesoft.faces.context.DisposableBean;
import com.icesoft.faces.webapp.xmlhttp.FatalRenderingException;
import com.icesoft.faces.webapp.xmlhttp.PersistentFacesState;
import com.icesoft.faces.webapp.xmlhttp.RenderingException;
import com.icesoft.faces.webapp.xmlhttp.TransientRenderingException;

import java.math.BigDecimal;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Set;
import java.util.TimeZone;
import java.util.Vector;

import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.faces.event.ValueChangeEvent;
import javax.faces.model.DataModel;


/**
*
*
* @author Zathura Code Generator http://code.google.com/p/zathura
*
*/
public class LineaInvestigacionView extends DataSource implements Renderable,
    DisposableBean {
    private HtmlInputTextarea txtLininDescripcion;
    private HtmlInputText txtLininNombre;
    //private HtmlInputText txtLininCodigo;
    private HtmlCommandButton btnSave;
    private HtmlCommandButton btnModify;
    //private HtmlCommandButton btnDelete;
    private HtmlCommandButton btnClear;
    private boolean renderDataTable;
    private boolean flag = true;
    private RenderManager renderManager;
    private PersistentFacesState state = PersistentFacesState.getInstance();
    private List<LineaInvestigacion> lineaInvestigacion;
    private List<LineaInvestigacionDTO> lineaInvestigacionDTO;

    public LineaInvestigacionView() {
        super("");
    }

    public String action_clear() {
        txtLininDescripcion.setValue(null);
        //txtLininDescripcion.setDisabled(true);
        txtLininNombre.setValue(null);
        //txtLininNombre.setDisabled(true);
        //txtLininCodigo.setValue(null);
        //txtLininCodigo.setDisabled(false);
        btnSave.setDisabled(true);
        //btnDelete.setDisabled(true);
        btnModify.setDisabled(true);
        btnClear.setDisabled(false);

        return "";
    }

    public void listener_txtId(ValueChangeEvent event) {
        if ((event.getNewValue() != null) && !event.getNewValue().equals("")) {
            LineaInvestigacion entity = null;

            try {
                String lininCodigo = (txtLininNombre.getValue()
                                                                .toString());
                entity = BusinessDelegatorView.getLineaInvestigacionNombre(lininCodigo);
            } catch (Exception e) {
                // TODO: handle exception
            }

            if (entity == null) {
                txtLininDescripcion.setDisabled(false);
                txtLininNombre.setDisabled(false);
                //txtLininCodigo.setDisabled(false);
                btnSave.setDisabled(false);
                //btnDelete.setDisabled(true);
                btnModify.setDisabled(true);
                btnClear.setDisabled(false);
            } else {
                txtLininDescripcion.setValue(entity.getLininDescripcion());
                txtLininDescripcion.setDisabled(false);
                txtLininNombre.setValue(entity.getLininNombre());
                txtLininNombre.setDisabled(false);
                //txtLininCodigo.setValue(entity.getLininCodigo());
                //txtLininCodigo.setDisabled(true);
                btnSave.setDisabled(true);
               // btnDelete.setDisabled(false);
                btnModify.setDisabled(false);
                btnClear.setDisabled(false);
            }
        }
    }

    public String action_save() {
    	try {
			
			//String codigo = txtLininCodigo.getValue().toString();
			String  nombre= txtLininNombre.getValue().toString();
			String descripcion = txtLininDescripcion.getValue().toString();
		
			

			
			/*if(codigo.equals("")){
				throw new Exception("El c&#243;digo de la l&#237;nea de investigaci&#243;n es de caracter obligatorio");
			}
			
			if(Utilities.soloNumeros(codigo)==false){
				throw new Exception("El c&#243;digo de la l&#237;nea de investigaci&#243;n no acepta letras ni caracteres especiales como @#$%^&*()");
			}*/
			
					
			if(nombre.equals("")){
				throw new Exception("El nombre de la l&#237;nea de investigaci&#243;n es de caracter obligatorio");
			}
			
			if(Utilities.soloLetras(nombre)==false){
				throw new Exception("El nombre de la l&#237;nea de investigaci&#243;n no permite n&#250;meros ni caracteres especiales como @#$%^&*()");
			}
			
			
			if(descripcion.equals("")){
				throw new Exception("La descripci&#243;n de la l&#237;nea de investigaci&#243;n es de caracter obligatorio");
			}
			
				
			
			BusinessDelegatorView.saveLineaInvestigacion(new Integer(0), nombre, descripcion);
			FacesContext.getCurrentInstance().addMessage("", new FacesMessage("Se creo la l&#237;nea de investigaci&#243;n con &#233;xito"));
			
			
			
			
			action_clear();
		} catch (Exception e) {
			FacesContext.getCurrentInstance().addMessage("", new FacesMessage(e.getMessage()));
		}

		return "";
    }

    public String action_delete() {
        try {
           /* BusinessDelegatorView.deleteLineaInvestigacion(FacesUtils.checkInteger(
                    txtLininCodigo));*/
            FacesUtils.addInfoMessage(ZMessManager.ENTITY_SUCCESFULLYDELETED);
            action_clear();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        return "";
    }

    public String action_modify() {
	try {
			
			//String codigo = txtLininCodigo.getValue().toString();
			String  nombre= txtLininNombre.getValue().toString();
			String descripcion = txtLininDescripcion.getValue().toString();
		
			

			
			/*if(codigo.equals("")){
				throw new Exception("El c&#243;digo de la persona  es de caracter obligatorio");
			}
			
			if(Utilities.soloNumeros(codigo)==false){
				throw new Exception("El c&#243;digo de la persona no acepta letras ni caracteres especiales como @#$%^&*()");
			}*/
			
					
			if(nombre.equals("")){
				throw new Exception("El nombre de la l&#237;nea de investigaci&#243;n es de caracter obligatorio");
			}
			
			if(Utilities.soloLetras(nombre)==false){
				throw new Exception("El nombre de la l&#237;nea de investigaci&#243;n no permite n&#250;meros ni caracteres especiales como @#$%^&*()");
			}
			
			
			if(descripcion.equals("")){
				throw new Exception("La descripci&#243;n de la l&#237;nea de investigaci&#243;n es de caracter obligatorio");
			}
			
				
			
			BusinessDelegatorView.updateLineaInvestigacion(new Integer(0), nombre, descripcion);
			FacesContext.getCurrentInstance().addMessage("", new FacesMessage("Se creo la l&#237;nea de investigaci&#243;n con &#233;xito"));
			
			
			
			
			action_clear();
		} catch (Exception e) {
			FacesContext.getCurrentInstance().addMessage("", new FacesMessage(e.getMessage()));
		}

		return "";
    }

    public String action_modifyWitDTO(Integer lininCodigo,
        String lininDescripcion, String lininNombre) throws Exception {
        try {
            BusinessDelegatorView.updateLineaInvestigacion(lininCodigo,
                lininDescripcion, lininNombre);
            renderManager.getOnDemandRenderer("LineaInvestigacionView")
                         .requestRender();
            FacesUtils.addInfoMessage(ZMessManager.ENTITY_SUCCESFULLYMODIFIED);
        } catch (Exception e) {
            //renderManager.getOnDemandRenderer("LineaInvestigacionView").requestRender();
            FacesUtils.addErrorMessage(e.getMessage());
            throw e;
        }

        return "";
    }

    public List<LineaInvestigacion> getLineaInvestigacion() {
        if (flag) {
            try {
                lineaInvestigacion = BusinessDelegatorView.getLineaInvestigacion();
                flag = false;
            } catch (Exception e) {
                flag = true;
                FacesUtils.addErrorMessage(e.getMessage());
            }
        }

        return lineaInvestigacion;
    }

    public boolean isFlag() {
        return flag;
    }

    public void setLineaInvestigacion(
        List<LineaInvestigacion> lineaInvestigacion) {
        this.lineaInvestigacion = lineaInvestigacion;
    }

    public boolean isRenderDataTable() {
        try {
            if (flag) {
                if (BusinessDelegatorView.findTotalNumberLineaInvestigacion() > 0) {
                    renderDataTable = true;
                } else {
                    renderDataTable = false;
                }
            }

            flag = false;
        } catch (Exception e) {
            renderDataTable = false;
            e.printStackTrace();
        }

        return renderDataTable;
    }

    public DataModel getData() {
        state = PersistentFacesState.getInstance();

        if (onePageDataModel == null) {
            onePageDataModel = new LocalDataModel(pageSize);
        }

        return onePageDataModel;
    }

    /**
    * This is where the Object data is retrieved from the database and
    * returned as a list of objects for display in the UI.
    */
    private DataPage<LineaInvestigacion> getDataPage(int startRow, int pageSize) {
        // Retrieve the total number of objects from the database.  This
        // number is required by the DataPage object so the paginator will know
        // the relative location of the page data.
        int totalNumberLineaInvestigacion = 0;

        try {
            totalNumberLineaInvestigacion = BusinessDelegatorView.findTotalNumberLineaInvestigacion()
                                                                 .intValue();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Calculate indices to be displayed in the ui.
        int endIndex = startRow + pageSize;

        if (endIndex > totalNumberLineaInvestigacion) {
            endIndex = totalNumberLineaInvestigacion;
        }

        try {
            lineaInvestigacion = BusinessDelegatorView.findPageLineaInvestigacion(sortColumnName,
                    sortAscending, startRow, endIndex - startRow);

            // Remove this Renderable from the existing render groups.
            //leaveRenderGroups();        			
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Add this Renderable to the new render groups.
        //joinRenderGroups();
        // Reset the dirtyData flag.
        onePageDataModel.setDirtyData(false);
        // This is required when using Hibernate.  If the SessionManager is not
        // cleared or closed objects are cached and stale objects will show up
        // in the table.
        // This way, the detached objects are reread from the database.
        // This call is not required with Hibernate, which uses a Query Hint
        // to clear the l2 cache in the DAO.
        flag = true;

        return new DataPage<LineaInvestigacion>(totalNumberLineaInvestigacion,
            startRow, lineaInvestigacion);
    }

    public DataModel getDataDTO() {
        state = PersistentFacesState.getInstance();

        if (onePageDataModel == null) {
            onePageDataModel = new LocalDataModelDTO(pageSize);
        }

        return onePageDataModel;
    }

    /**
    * This is where the Object data is retrieved from the database and
    * returned as a list of objects for display in the UI.
    */
    private DataPage<LineaInvestigacionDTO> getDataPageDTO(int startRow,
        int pageSize) {
        // Retrieve the total number of objects from the database.  This
        // number is required by the DataPage object so the paginator will know
        // the relative location of the page data.
        int totalNumberLineaInvestigacion = 0;

        try {
            totalNumberLineaInvestigacion = BusinessDelegatorView.findTotalNumberLineaInvestigacion()
                                                                 .intValue();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Calculate indices to be displayed in the ui.
        int endIndex = startRow + pageSize;

        if (endIndex > totalNumberLineaInvestigacion) {
            endIndex = totalNumberLineaInvestigacion;
        }

        try {
            lineaInvestigacion = BusinessDelegatorView.findPageLineaInvestigacion(sortColumnName,
                    sortAscending, startRow, endIndex - startRow);

            if (Utilities.validationsList(lineaInvestigacion)) {
                lineaInvestigacionDTO = new ArrayList<LineaInvestigacionDTO>();

                for (LineaInvestigacion lineaInvestigacionTmp : lineaInvestigacion) {
                    LineaInvestigacionDTO lineaInvestigacionDTO2 = new LineaInvestigacionDTO();
                    lineaInvestigacionDTO2.setLininCodigo(lineaInvestigacionTmp.getLininCodigo()
                                                                               .toString());
                    lineaInvestigacionDTO2.setLininDescripcion((lineaInvestigacionTmp.getLininDescripcion() != null)
                        ? lineaInvestigacionTmp.getLininDescripcion().toString()
                        : null);
                    lineaInvestigacionDTO2.setLininNombre((lineaInvestigacionTmp.getLininNombre() != null)
                        ? lineaInvestigacionTmp.getLininNombre().toString() : null);
                    lineaInvestigacionDTO2.setLineaInvestigacion(lineaInvestigacionTmp);
                    lineaInvestigacionDTO2.setLineaInvestigacionView(this);
                    lineaInvestigacionDTO.add(lineaInvestigacionDTO2);
                }
            }

            // Remove this Renderable from the existing render groups.
            leaveRenderGroups();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Add this Renderable to the new render groups.
        joinRenderGroups();
        // Reset the dirtyData flag.
        onePageDataModel.setDirtyData(false);
        // This is required when using Hibernate.  If the SessionManager is not
        // cleared or closed objects are cached and stale objects will show up
        // in the table.
        // This way, the detached objects are reread from the database.
        // This call is not required with Hibernate, which uses a Query Hint
        // to clear the l2 cache in the DAO.
        flag = true;

        return new DataPage<LineaInvestigacionDTO>(totalNumberLineaInvestigacion,
            startRow, lineaInvestigacionDTO);
    }

    protected boolean isDefaultAscending(String sortColumn) {
        return true;
    }

    /**
    * This method is called when a render call is made from the server. Render
    * calls are only made to views containing an updated record. The data is
    * marked as dirty to trigger a fetch of the updated record from the
    * database before rendering takes place.
    */
    public PersistentFacesState getState() {
        onePageDataModel.setDirtyData();

        return state;
    }

    /**
    * This method is called from faces-config.xml with each new session.
    */
    public void setRenderManager(RenderManager renderManager) {
        this.renderManager = renderManager;
    }

    public void renderingException(RenderingException arg0) {
        if (arg0 instanceof TransientRenderingException) {
        } else if (arg0 instanceof FatalRenderingException) {
            // Remove from existing Customer render groups.
            leaveRenderGroups();
        }
    }

    /**
    * Remove this Renderable from existing uiCustomerBeans render groups.
    * OnDemandRenderers are named/created using the underlying Customer Number.
    */
    private void leaveRenderGroups() {
        if (Utilities.validationsList(lineaInvestigacionDTO)) {
            for (LineaInvestigacionDTO lineaInvestigacionTmp : lineaInvestigacionDTO) {
                renderManager.getOnDemandRenderer("LineaInvestigacionView")
                             .remove(this);
            }
        }
    }

    /**
    * Add this Renderable to the new uiCustomerBeans render groups.
    * OnDemandRenderers are named/created using the underlying Customer Number.
    */
    private void joinRenderGroups() {
        if (Utilities.validationsList(lineaInvestigacionDTO)) {
            for (LineaInvestigacionDTO lineaInvestigacionTmp : lineaInvestigacionDTO) {
                renderManager.getOnDemandRenderer("LineaInvestigacionView")
                             .add(this);
            }
        }
    }

    public void dispose() throws Exception {
    }

    public RenderManager getRenderManager() {
        return renderManager;
    }

    public void setState(PersistentFacesState state) {
        this.state = state;
    }

    public HtmlInputTextarea getTxtLininDescripcion() {
        return txtLininDescripcion;
    }

    public void setTxtLininDescripcion(HtmlInputTextarea txtLininDescripcion) {
        this.txtLininDescripcion = txtLininDescripcion;
    }

    public HtmlInputText getTxtLininNombre() {
        return txtLininNombre;
    }

    public void setTxtLininNombre(HtmlInputText txtLininNombre) {
        this.txtLininNombre = txtLininNombre;
    }

    /*public HtmlInputText getTxtLininCodigo() {
        return txtLininCodigo;
    }

    public void setTxtLininCodigo(HtmlInputText txtLininCodigo) {
        this.txtLininCodigo = txtLininCodigo;
    }*/

    public HtmlCommandButton getBtnSave() {
        return btnSave;
    }

    public void setBtnSave(HtmlCommandButton btnSave) {
        this.btnSave = btnSave;
    }

    public HtmlCommandButton getBtnModify() {
        return btnModify;
    }

    public void setBtnModify(HtmlCommandButton btnModify) {
        this.btnModify = btnModify;
    }

    /*public HtmlCommandButton getBtnDelete() {
        return btnDelete;
    }

    public void setBtnDelete(HtmlCommandButton btnDelete) {
        this.btnDelete = btnDelete;
    }*/

    public HtmlCommandButton getBtnClear() {
        return btnClear;
    }

    public void setBtnClear(HtmlCommandButton btnClear) {
        this.btnClear = btnClear;
    }

    public void setRenderDataTable(boolean renderDataTable) {
        this.renderDataTable = renderDataTable;
    }

    public void setFlag(boolean flag) {
        this.flag = flag;
    }

    public List<LineaInvestigacionDTO> getLineaInvestigacionDTO() {
        return lineaInvestigacionDTO;
    }

    public void setLineaInvestigacionDTO(
        List<LineaInvestigacionDTO> lineaInvestigacionDTO) {
        this.lineaInvestigacionDTO = lineaInvestigacionDTO;
    }

    public TimeZone getTimeZone() {
        return java.util.TimeZone.getDefault();
    }

    /**
    * A special type of JSF DataModel to allow a datatable and datapaginator
    * to page through a large set of data without having to hold the entire
    * set of data in memory at once.
    * Any time a managed bean wants to avoid holding an entire dataset,
    * the managed bean declares this inner class which extends PagedListDataModel
    * and implements the fetchData method. fetchData is called
    * as needed when the table requires data that isn't available in the
    * current data page held by this object.
    * This requires the managed bean (and in general the business
    * method that the managed bean uses) to provide the data wrapped in
    * a DataPage object that provides info on the full size of the dataset.
    */
    private class LocalDataModel extends PagedListDataModel {
        public LocalDataModel(int pageSize) {
            super(pageSize);
        }

        public DataPage<LineaInvestigacion> fetchPage(int startRow, int pageSize) {
            // call enclosing managed bean method to fetch the data
            return getDataPage(startRow, pageSize);
        }
    }

    private class LocalDataModelDTO extends PagedListDataModel {
        public LocalDataModelDTO(int pageSize) {
            super(pageSize);
        }

        public DataPage<LineaInvestigacionDTO> fetchPage(int startRow,
            int pageSize) {
            // call enclosing managed bean method to fetch the data
            return getDataPageDTO(startRow, pageSize);
        }
    }
}
